The Repertory of patent inventions [formerly The Repertory of arts, manufactures and agriculture]. Vol.1-enlarged ser., vol.40, Band 8

Cover
1830
 

Inhalt

Mode of forcing the Roseberry strawberries
440
Messrs Barron and Wilsons improvements in window blinds
456
vessels from a higher to a lower level or from a lower to a higher level
466
boats and other floating bodies which improvements are also applicable
474
and supplying coalgas for useful purposes
480
Improvements and additions to the preceding composition
486
Protectors for tender trees and shrubs
504
Mr James Frasers patent for an improved method of constructing
519
whetting or sharpening the edges of knives or other cutting instruments
532
from horns and hoofs of animals various articles viz handles of knives
540
produced by the decomposition of muriate of soda and certain other
555
On the nature causes and prevention of the dry rot By a Corre
558
On the Siberian ore of platina
571
new or improved principle for propelling steam packets and other vessels
584
pintals for hanging the rudder
593
VOL VIII
601
Description of an expanding piston the invention of Mr Robert
611
Answer to our correspondent B s communication on the nature
617
causes and prevention of the dry rot By a Correspondent
625
iron By M Lagerhjelm
635
of converting liquids into vapour or steam
641
forming ceilings and partitions for dwelling houses warehouses work
649
iron applicable at the smelting of the ore and at various subsequent
658
Also a wood engraving illustrative of Mr J Castells Duplex Cock
674
mittee of the house of commons for inquiring into the state of the law
675
vessels which improvements are calculated to lessen the effects of
704
Mr Parsons improvements in building shipsMr Greens improve
713
Mr John Udneys for certain improvements on the steam engine
721
separate accounts have not been printed
751
ternal or external violence With Observations by the Patentee
752

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Seite 456 - We know now that the underlying principle is the same as in a mercurial barometer : it is the pressure of the atmosphere on the surface of the water in the well that pushes the water up into the pump.
Seite 71 - Now Know Ye, that in compliance with the said proviso, I, the said Adolphe Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same is to be performed, are...
Seite 651 - I do hereby declare this to be my specification of the same, and that I do verily believe this my said specification doth comply in all respects fully and without reserve or disguise with the proviso in the said hereinbefore in part recited letters patent contained ; wherefore I hereby claim to maintain •exclusive right and privilege to my said invention.
Seite 264 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Seite 276 - An Improvement in the Modes of Producing an Artificial Stone;' in which said Letters Patent there is contained a proviso obliging me, the said Joseph Aspdin, by an instrument in writing under my hand and seal, particularly to describe and ascertain the nature of my said Invention, and in what manner the same is to be performed...
Seite 639 - Walton do hereby describe the manner in which my said Invention is to be performed by the following statement thereof reference being had to the Drawing annexed and to the figures and letters marked thereon that is to say DESCRIPTION OF THE DRAWING.
Seite 638 - To all to whom these presents shall come, &c. &c. — Now know ye, that in compliance with the said proviso, I, the said...
Seite 241 - ... the bird, and know exactly the proportion each curve, or extension, or contraction, or expansion of any particular part bears to the rest of the body. In a word, you must possess Promethean boldness, and bring down fire and animation, as it were, into your preserved specimen. Repair to the haunts of birds, on plains and mountains, forests, swamps, and lakes, and give up your time to examine the economy of the different orders of birds.
Seite 453 - Stead, do hereby declare the nature of the said invention, and the manner in which the same is to be performed, are fully described and ascertained in and by the following statement thereof, reference being had to the drawing hereunto annexed, and to the figures and letters marked thereon...
Seite 244 - To avoid this, let your knife be parallel to the body, and then you will divide the outer skin with great ease. Begin on the belly below the breast-bone, and cut down the middle, quite to the vent. This done, put the bird in any convenient position, and separate the skin from the body, till you get at the middle joint of the thigh. Cut it through, and do nothing more there at present, except introducing cotton all the way on that side, from the vent to the breast-bone. Do exactly the same on the...

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